“…zinc sulfate increased the frequency of patients being discharged home, and decreased the need for ventilation, admission to the ICU, and mortality or transfer to hospice for patients who were never admitted to the ICU.”

(zinc) Carlucci, P., Ahuja, T., Petrilli, C. et al. Hydroxychloroquine and azithromycin plus zinc vs hydroxychloroquine and azithromycin alone: outcomes in hospitalized COVID-19 patients. Journal of Medical Microbiology. 8 May 2020. https://doi.org/10.1101/2020.05.02.20080036.